738404637696 has 528 divisors, whose sum is σ = 2456403930240. Its totient is φ = 211288227840.

The previous prime is 738404637689. The next prime is 738404637713. The reversal of 738404637696 is 696736404837.

738404637696 is a `hidden beast` number, since 7 + 3 + 84 + 0 + 463 + 7 + 6 + 96 = 666.

It is a tau number, because it is divible by the number of its divisors (528).

It is a super-2 number, since 2×738404637696² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1007372946 + ... + 1007373678.

Almost surely, 2^738404637696 is an apocalyptic number.

738404637696 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 738404637696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1228201965120).

738404637696 is an abundant number, since it is smaller than the sum of its proper divisors (1717999292544).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

738404637696 is a wasteful number, since it uses less digits than its factorization.

738404637696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312 (or 1291 counting only the distinct ones).

The product of its (nonzero) digits is 109734912, while the sum is 63.

The spelling of 738404637696 in words is "seven hundred thirty-eight billion, four hundred four million, six hundred thirty-seven thousand, six hundred ninety-six".